Home / 178,777,443.39-268,021,451.16-55,892,507.03

Finding the Fourth Proportional to 178,777,443.39, 268,021,451.16 and 55,892,507.03

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Solution

The fourth proportional to 178,777,443.39, 268,021,451.16 and 55,892,507.03 is: 83,793,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,777,443.39 : 268,021,451.16 = 55,892,507.03 : x
  2. Step 2: Convert to fraction form
    178,777,443.39/268,021,451.16 = 55,892,507.03/x
  3. Step 3: Cross multiply
    178,777,443.39x = 268,021,451.16 × 55,892,507.03
  4. Step 4: Simplify right side
    178,777,443.39x = 14,980,390,843,751,290
  5. Step 5: Solve for x
    x = 14,980,390,843,751,290/178,777,443.39
  6. Step 6: Final answer
    x = 83,793,517.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.